Cranberry Orange Baked Protein Oatmeal

This cranberry orange baked protein oatmeal is a soft, spoonable Christmas breakfast with tart berries, sweet orange and plenty of familiar oats. Eggs, milk and Greek yogurt add protein without powder. Bake one pan, divide it into six portions and warm breakfast as you need it.

Why cranberry orange baked protein oatmeal works

Fresh orange and cranberries give the oats a holiday flavor without turning the dish into dessert. The yogurt makes the middle creamy, while eggs help it set enough to portion. It is closer to a soft breakfast casserole than a firm oat bar. Letting it rest after baking helps the slices hold together, but a spoon is perfectly fine for serving.

The right oats and fruit

Start with old-fashioned rolled oats measured dry. Steel-cut oats need more liquid and a different cooking plan, and instant packets often contain added sugar and salt. Quick oats may make a softer texture; they are not the reference ingredient used for this estimate. If you need certified gluten-free ingredients, check the oats and every other package.

Use fresh cranberries or frozen cranberries straight from the freezer. Roughly chop them so a single bite is not dominated by one whole tart berry. Dried sweetened cranberries are a different ingredient: they have much less water and more concentrated sugar, so they are not a cup-for-cup substitute here.

Grate the orange zest before peeling the fruit. Use just the colored outer skin, then remove the peel, seeds and thick white pith before chopping the flesh. Keep the juice that collects on the board. Choose a medium orange that gives about three-quarters of a cup of chopped flesh. Very large oranges can add more liquid than this pan needs.

Tips for baking the oatmeal

A deep nine-inch square baking dish gives this fairly generous mixture room to rise slightly. Use a dish at least two inches deep and put it on a sheet pan if you are concerned about spills. Whisk the yogurt and eggs smoothly before stirring in the oats; pockets of unmixed yogurt can leave uneven wet spots.

Bake until the middle is set rather than relying only on a browned edge. The center should be moist, but it should not slosh when the pan moves gently. Use a thermometer to confirm 165°F. If the top colors before the middle finishes, tent it loosely with foil. Frozen fruit and different baking dishes can change the time. This recipe has not been kitchen-tested, so treat the listed range as a planning estimate.

Cranberry Orange Baked Protein Oatmeal

A Christmas breakfast bake with tart cranberries, chopped orange, rolled oats and Greek yogurt. Six portions with no protein powder.

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Prep Time 15 minutes mins

Cook Time 45 minutes mins

Resting Time 10 minutes mins

Total Time 1 hour hr 10 minutes mins

Servings 6 equal portions

Calories 331 kcal

Ingredients

  

• 3 cups old-fashioned rolled oats dry
• 3 large eggs
• 3 cups plain nonfat Greek yogurt
• 1 cup 2% milk
• 1 cup fresh or frozen cranberries roughly chopped, do not thaw frozen berries
• 1 medium orange zest finely grated, peeled flesh chopped, about 3/4 cup
• 1/4 cup pure maple syrup
• 1 tsp vanilla extract
• 1 tsp baking powder
• 1/4 tsp salt
• 1 tsp neutral oil for the baking dish

Instructions

 

• Heat the oven to 350°F. Grease a deep 9-inch square baking dish, at least 2 inches deep, with the measured oil. Finely grate the orange zest before peeling; remove seeds and chop the peeled flesh, keeping the juices.
• Whisk eggs, Greek yogurt, milk, maple syrup, vanilla and orange zest until combined. Stir the oats, baking powder and salt together in another bowl, then mix into the wet ingredients. Fold in the chopped cranberries and orange flesh with its juices.
• Spread in the dish. Bake for about 35–45 minutes, until the edges are set, the center is no longer liquid and the middle reaches 165°F. Tent with foil if the top browns early. A little moisture is normal, but the center should not pour when the dish is gently moved. Bake longer if needed.
• Rest for 10 minutes, then cut or spoon into 6 equal portions. This is soft baked oatmeal, not a firm cake. Serve as is; extra yogurt, syrup and fruit are not included in the estimate.

Notes

Six equal portions. Use old-fashioned oats, not steel-cut oats. Frozen cranberries go in without thawing. No dried sweetened cranberries are included. A deep 9-inch square dish is needed; place on a sheet pan to catch spills if your dish is shallow. This is soft baked oatmeal, not a firm oat bar. Bake ahead and reheat covered with a splash of milk to 165°F. Refrigerate promptly at 40°F or below and use within 3–4 days. Estimated nutrition; no extra toppings included. Not kitchen-tested.

Make cranberry orange baked protein oatmeal ahead

Bake the oatmeal the day before, then cool and refrigerate it promptly in shallow portions. This is more predictable than leaving the raw oat mixture overnight, which can change how much liquid the oats absorb. Keep at 40°F or below and use within 3–4 days. Get it into the refrigerator within two hours, or one hour above 90°F.

Reheat a portion covered with a small splash of milk or water until it reaches 165°F. The extra splash is for reheating and is separate from the listed estimate. Freeze cooled portions in airtight containers if needed, then thaw in the refrigerator. See our meal-prep guide for storage tips and FoodSafety.gov for temperature guidance.

Serving cranberry orange baked protein oatmeal

Divide the pan into six equal portions. Add a little extra yogurt at the table if you enjoy it, but count the topping separately. For a mixed Christmas breakfast table, pair it with the sausage and egg breakfast bake or gingerbread protein pancakes. You do not need every option; one main dish and fruit can be enough.

Nutrition and image notes

The Estimated calculation includes the oats, eggs, dairy, fruit, syrup and greasing oil in six equal portions. It is not a low-carb recipe. Brands and fruit size change the result; read how we estimate nutrition. The featured image is an AI-generated illustration, not a photograph from a tested batch.