Tender, cinnamon-swirled muffins topped with a buttery streusel—these Coffee Cake Muffins are the perfect make-ahead breakfast or snack.
Muffin Batter:
1¾ cups all-purpose flour
2 tsp baking powder
½ tsp baking soda
¼ tsp salt
½ cup unsalted butter, softened
¾ cup granulated sugar
2 large eggs
1 tsp vanilla extract
1 cup sour cream or Greek yogurt
Cinnamon Sugar Swirl:
⅓ cup brown sugar
1½ tsp cinnamon
Streusel Topping:
½ cup all-purpose flour
1/3 cup brown sugar
½ tsp cinnamon
3 tbsp cold butter
Optional: ¼ cup oats or chopped nuts
Optional Glaze:
½ cup powdered sugar
1–2 tsp milk
½ tsp vanilla
Preheat oven to 375°F (190°C). Line or grease a 12-cup muffin tin.
Mix cinnamon sugar swirl and streusel in separate bowls. Set aside.
Cream butter and sugar until light. Add eggs and vanilla.
Mix dry ingredients in a separate bowl. Alternate adding with sour cream to the batter. Mix until just combined.
Spoon batter into muffin cups, layering with cinnamon sugar.
Top with streusel.
Bake 18–22 minutes. Cool and glaze if desire
Best eaten within 2–3 days.
Store in an airtight container at room temp or freeze up to 2 months.
Reheat in microwave before serving.