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Finish a 500g Tub of Greek Yogurt Tonight: Ratios for UK Kitchens

Posted · 28 Sep 2026

Finish a 500g Tub of Greek Yogurt Tonight: Ratios for UK Kitchens

Isometric illustration of planned yoghurt portions

A near-empty tub of Greek yoghurt can be gone by tonight. Whisk it into a tahini dressing, use it as a marinade base, spoon it over breakfast or blend it into a smoothie, or freeze it into lollies for later. Just check the date label first: exact ratios and step-by-step ideas for each option are below.

TL;DR:

  • Using yoghurt before the use-by date is crucial for safety, and the best-before date should be checked with smell and appearance only if within safe limits.
  • Exact ratios for quick savoury dishes include 60g yoghurt with 2 tbsp tahini for dressing or a spoonful of spice paste for marination, with short marination times for delicate proteins.
  • Frozen yoghurt works best when churned or stirred during freezing to maintain a smoother texture, and it should be defrosted in the fridge within 24 hours for baking or smoothies.
  • A 500g tub can be divided into at least four uses, such as dressing, frozen lollies, a warm pudding, and breakfasts, to fully utilize the product without waste.
  • Meal planning and recording opening dates help prevent yoghurt from going to waste, with small habits like freezing leftover yoghurt in advance making a significant difference.
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Table of Contents

Is your Greek yoghurt still safe to use?

Before you do anything with that tub, look at the label. A use-by date is about safety, and the Food Standards Agency says it should never be overridden by a sniff test. A best-before date is about quality, so a yoghurt past that date but within its use-by can still be checked by smell and appearance before you decide.

Keep your fridge between 0 and 5°C, and store the tub towards the back rather than the door, where temperatures swing more.

  • Check the use-by date first: if it’s passed, don’t taste it to decide.
  • If the best-before date has passed but the use-by hasn’t, smell and look before using.
  • Freeze the tub before the use-by date if you won’t get through it in time.
  • Cook it into a sauce or bake if you’re unsure but still within date.

If you want a fuller rundown of what these labels mean in practice, our guide on how to use food up before it goes off covers the basics for every fridge staple, not just yoghurt.

Quick savoury uses with exact ratios

You don’t need a full recipe to rescue a couple of spoonfuls. These three ideas use small amounts and turn into dinner, a side, or a sauce.

  1. Tahini-lemon dressing: mix 60g Greek yoghurt with 2 tbsp tahini and a squeeze of lemon juice. It works over jacket potatoes, tossed through roasted vegetables, or spooned onto falafel.
  2. Spiced marinade: stir a spoonful of harissa or another spice paste into a few tablespoons of yoghurt, coat chicken or vegetables, and leave for 2 to 6 hours before cooking.
  3. Sour cream swap: dollop yoghurt onto soups or baked potatoes in place of sour cream, stirring a spoonful of the hot liquid into the yoghurt first so it doesn’t split when added.

Leftover roast dinner in the fridge too? Our leftover roast chicken ideas pair naturally with a yoghurt marinade or dressing, and if you’ve got vegetables piling up as well, our glut of vegetables guide has more ways to use that dressing.

Pro Tip: Keep marination short for delicate proteins like chicken breast or fish. Two to six hours is enough; longer isn’t better and can change the texture.

Greek yoghurt marinade being mixed with chicken

Breakfast, snacks and frozen lollies

Sweet uses are just as flexible, whether you’ve got a tablespoon left or half the tub.

  • Spoon yoghurt over granola or porridge, then finish with honey, stewed fruit or a scattering of seeds.
  • Swirl a few tablespoons through baked oats before they go in the oven for a tangier, creamier bake.
  • Blend yoghurt into a smoothie with banana and a splash of milk if you want a thinner texture, or leave it thicker for a spoonable bowl.
  • Make frozen lollies: BBC Good Food’s recipe uses 400g yoghurt with 4 tbsp honey, 200g strawberries and a banana, frozen in a first layer for 30 minutes before a final set of around three hours, making 8 to 10 lollies.

That lolly recipe alone accounts for most of a standard tub, which makes it one of the most efficient single uses when you’ve got a larger amount to clear.

Baking and dairy swaps that finish a tub

Greek yoghurt behaves differently from cream or milk in the pan, but a couple of small techniques keep it from splitting or curdling.

  • When stirring yoghurt into a hot soup or sauce, temper it first: spoon a little of the hot liquid into the yoghurt, stir, then add that mixture back to the pan.
  • To make a rough buttermilk substitute, loosen yoghurt with a splash of milk or water until it pours; use it in pancake or scone batters where buttermilk is called for.
  • Small bakes are ideal for finishing odds and ends: muffins, pancakes and flatbreads typically only need 2 to 4 tbsp of yoghurt to add moisture and a slight tang.

Pro Tip: Add yoghurt to batters at room temperature rather than straight from the fridge. It blends in more evenly and stops the batter seizing.

Freezing yoghurt: when it works and when it doesn’t

Freezing is a solid backup plan when you can’t get through a tub before the use-by date, but it changes the texture. Once thawed, Greek yoghurt tends to separate and turn watery, which is why BBC Good Food’s frozen-yoghurt method blends or churns the mixture instead of freezing it plain, stirring partway through to keep the texture smoother.

  • Freeze the tub before its use-by date, and write the freezing date on the lid.
  • Defrost in the fridge, not on the counter, and use it within 24 hours of thawing.
  • Save thawed yoghurt for smoothies, baking or cooked sauces rather than eating it straight from the tub.
  • For a better result, churn or stir the mixture once or twice during freezing instead of leaving it untouched.

How to use an entire tub without waste

A standard 500g tub sounds like a lot, but split across a few uses it disappears fast, mirroring the kind of allocation you’ll see in recipes that split a tub across a savoury and a sweet dish, such as BBC Good Food’s warm honey cup puddings.

  1. Set aside 60g for a tahini-lemon dressing to use with dinner tonight.
  2. Use a portion for a batch of frozen lollies, scaled down from the standard recipe.
  3. Save some for a warm pudding or sauce where a spoonful finishes the dish.
  4. Keep the rest in a sealed container for breakfasts and smoothies across the next couple of days.

That’s four dishes from one tub, done in a single evening. Make the lollies and the dressing while dinner’s cooking, then portion the rest into small containers so tomorrow’s breakfast is already sorted. Batching it this way also means nothing sits open in the fridge losing quality while you decide what to do with it.

How meal planning stops yoghurt going to waste

Half the battle with leftover yoghurt is remembering it’s there before it’s too late. Note an open tub on a kitchen whiteboard, or in a meal-planning app, and slot it into the next few days’ meals rather than letting it drift to the back of the fridge.

Labelling portions with the date you opened them, and flagging any allergies or family dislikes against them, avoids the last-minute scramble of realising nobody wants the smoothie you just made. For more on building this habit across your wider fridge, our post on how to stop wasting food at home has practical steps beyond yoghurt.

Flow showing yoghurt portion planning steps

A small habit that saves a lot of yoghurt

I’ve lost count of the tubs I’ve let go off simply because I forgot they were there. The fix that’s worked best is boring but effective: the moment a tub is opened, one spoonful goes straight into a small labelled pot in the freezer for tomorrow’s smoothie. It takes ten seconds and means there’s always something to reach for before the rest goes to waste.

— Donkey

Try Ask the Kitchen to stop food going to waste

Once you know the recipes, the harder part is remembering what’s in the fridge before it’s too late. Meal-planning apps can let you enter what’s in your kitchen, then suggest recipes built around what needs using first, including that half-used tub of yoghurt.

Askthekitchen

  • Scan or add items so the app knows what’s on hand, including opened yoghurt.
  • Get recipe suggestions that prioritize ingredients closer to their use-by date.
  • Filter suggestions by allergies or family preferences to help tailor meal options.

The Free plan is a good place to start if you want to try it before deciding whether Home or Full House suits your household better.

Sources

The safety and recipe details above draw on the following:

FAQ

Can you freeze Greek yoghurt and eat it later?

Yes, you can freeze Greek yoghurt, but it’s best frozen before its use-by date and used within 24 hours of defrosting in the fridge. Expect a change in texture once thawed, so it suits smoothies, baking or cooked sauces better than eating it straight from a spoon.

What should you do with Greek yoghurt that’s about to expire?

Use it quickly in a dressing, marinade or bake, or freeze it before the use-by date passes. A 60g Greek yoghurt to 2 tbsp tahini dressing is one of the fastest ways to use a small amount that night.

Is there a downside to eating Greek yoghurt every day?

Greek yoghurt can be part of a balanced diet, but the NHS advises checking fat, saturated fat and sugar on the label, since these vary between brands and flavours. A typical serving size is around 150g, so portion accordingly if you’re eating it daily.

How do you use up a whole tub of Greek yoghurt?

Split it across a few uses rather than one dish: a small amount for a dressing, some for frozen lollies, a spoonful in a warm pudding and the rest kept for breakfasts. This kind of allocation, similar to the split used in BBC Good Food’s warm honey cup puddings, means a 500g tub can disappear across four dishes in one evening.

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