Baked oatmeal casserole

Baked oatmeal casserole is a hearty, oven-baked breakfast dish originating from American home cooking, where rolled oats are combined with milk, eggs, and sweeteners, then baked until set like a soft, custardy bar. It typically features mix-ins like fresh or frozen berries, nuts, spices such as cinnamon, and sometimes a drizzle of maple syrup or nut butter.

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🍽️ Nutrition at a glance

This dish is a balanced source of complex carbohydrates from oats, with moderate protein from eggs and milk, and healthy fats if nuts or seeds are included. A typical serving provides around 300-400 calories, along with fiber, iron, and B vitamins.

Nutrition breakdown

Calories	350 kcal
Protein	10 g
Carbs	55 g
Fat	12 g
Fiber	6 g
Sugar	12 g
Sodium	300 mg
Potassium	350 mg
Magnesium	80 mg
Phosphorus	200 mg
Iron	3 mg
Zinc	2.5 mg
Manganese	1.5 mg
Thiamin (B1)	0.3 mg
Folate	40 mcg

Per 1 cup (240 g) · estimated, varies by recipe

💡 What's interesting

Culturally, it represents a comforting, make-ahead breakfast trend popular in meal-prep communities, while nutritionally, its high soluble fiber content from oats supports heart health and sustained energy.