Peach Streusel Muffins

Name: Peach Streusel Muffins
Prep time: 25 min
Cook time: 23 min
Total time: 48 min
Cuisine: American
Ingredients: 1/3 cup (67g) packed light or dark brown sugar; 1 Tablespoon (15g) granulated sugar; 1 teaspoon ground cinnamon; 1/4 cup (60g) unsalted butter, melted; 2/3 cup (84g) all-purpose flour (spoon & leveled); 1/2 cup (115g) unsalted butter, softened to room temperature; 1/2 cup (100g) packed light or dark brown sugar; 1/4 cup (50g) granulated sugar; 2 large eggs, room temperature; 1/2 cup (120g) yogurt*; 2 teaspoons pure vanilla extract; 1 and 3/4 cups (219g) all-purpose flour (spoon & leveled); 1 teaspoon baking soda; 1 teaspoon baking powder; 1/2 teaspoon ground cinnamon; 1/8 teaspoon ground allspice; 1/2 teaspoon salt; 3 Tablespoons (45ml) milk, at room temperature; 1 and 1/2 cups peeled, chopped peaches (3 small peaches)*; 1 cup (120g) confectioners’ sugar; 3 Tablespoons (45ml) heavy cream (or milk for a less creamy texture); 1/2 teaspoon pure vanilla extract