Easy Coffee Cake Muffins with Cinnamon Streusel in 50 - Recipe Top

Ingredients

• 100g light brown sugar, packed
• 30g all-purpose flour
• 1 tbsp ground cinnamon
• 56g unsalted butter, melted and cooled
• 250g all-purpose flour
• 150g granulated sugar
• 2 tsp baking powder
• 1/2 tsp baking soda
• 1/2 tsp fine sea salt
• 240g full-fat sour cream, room temperature
• 2 large eggs, room temperature
• 115g unsalted butter, melted and slightly cooled
• 2 tsp pure vanilla extract