High-Protein Lemon Cottage Cheese Mousse Cups Recipe

Prep Time	Cook Time	Total Time
20 min	0 min	20 min

How to Make High-Protein Lemon Cottage Cheese Mousse Cups

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Set up blender and cups

Set out a high-speed blender or food processor and 4 to 6 small serving cups or jars.
Make sure all ingredients are cold, which helps the mousse thicken and taste extra refreshing.
Bloom the gelatin

Sprinkle the gelatin evenly over 2 tablespoons cold water in a small microwave-safe bowl.
Let it stand 5 to 10 minutes, until the surface looks wrinkled, thick, and fully hydrated.
Melt the gelatin gently

Microwave the bloomed gelatin in 5 to 10 second bursts, stirring between each, until just melted and clear.
Set aside to cool 3 to 5 minutes, so it is warm but not hot when you blend it in.
Blend the lemon cottage cheese base

Add cottage cheese, Greek yogurt, honey, lemon juice, lemon zest, vanilla, and salt to the blender.
Blend on high until completely silky and no curds remain, stopping to scrape the sides of the jar as needed.
Incorporate the melted gelatin

With the blender running on low, pour in the melted gelatin in a thin, steady stream.
Blend 30 to 45 seconds more to fully mix it in and lightly aerate the mousse.
Portion and chill the cups

Pour the mousse into the serving cups, leaving a little room at the top for toppings if desired.
Cover and refrigerate at least 2 hours, or until the mousse is set, thick, and softly jiggly.
Garnish and serve

Serve the mousse cups well chilled, topped with extra lemon zest, fresh berries, or a light drizzle of honey.
Enjoy within 3 days for the best texture and bright lemon flavor.

Honey -> maple syrup or agave: Use the same amount of maple syrup or agave instead of honey for a slightly different but still mellow sweetness. Both keep the texture silky and do not change the protein content of the mousse.
Greek yogurt -> skyr: Swap the Greek yogurt for Icelandic skyr to keep the mousse very thick and even higher in protein. You may want to add an extra teaspoon of honey, since skyr can taste slightly more tangy.
Part of cottage cheese -> soft silken tofu: Replace up to half of the cottage cheese with soft silken tofu for a lactose-friendlier but still high-protein mousse. The flavor stays mild, and the texture becomes extra silky and custard-like.

Blend longer than you think: Cottage cheese can stay slightly grainy, so blend until the mixture looks completely glossy with no visible specks. If your blender is weak, blend in two shorter rounds and scrape the sides well between blends.
Taste before adding gelatin: Always taste the blended base before adding gelatin so you can adjust sweetness or lemon to your liking. Once gelatin is in, you should avoid heavy stirring, which can weaken the set.
Watch gelatin temperature: Gelatin that is too hot can deflate the mousse, while gelatin that is too cool can form rubbery strings. Aim for gently warm, about body temperature, so it blends in smoothly.
Plan for chill time: The mousse needs at least 2 hours in the fridge to set, and 4 hours gives an even firmer texture. Make it the night before if you want a very sliceable, almost cheesecake-like cup.
Use pretty layers: For a brunch spread, spoon a little fruit compote or crushed berries into the cups before adding the mousse. The colors look striking, and the fruit adds freshness without reducing the protein content.

Why is my mousse grainy instead of smooth?: Grainy mousse usually means the cottage cheese was not blended long enough or your blender is underpowered. Blend longer, in small batches if needed, or strain the mixture through a fine-mesh sieve before chilling.
Can I make this mousse without gelatin?: You can skip the gelatin, but the mousse will be more like a thick pudding and will not hold tall peaks. Chill it well, and consider adding an extra quarter cup of Greek yogurt to help it thicken slightly.
Why did my mousse not set firmly?: If the mousse stays loose, the gelatin amount may have been off or the gelatin was not fully dissolved. Next time, measure carefully and make sure the melted gelatin looks completely clear before cooling and blending it in.
Can I use low-fat cottage cheese or yogurt?: Low-fat dairy works, but the mousse will taste less rich and may set a bit softer. Keep the overall protein high by choosing brands with at least 13 grams of protein per serving.
How far in advance can I make these cups?: You can make the mousse up to 3 days ahead and store the cups covered in the fridge. Add any fresh fruit toppings just before serving, so the juices do not water down the mousse.