Pumpkin Streusel Muffins

Bahan-bahan (16 porsi)

• 2 cups white whole wheat or all-purpose flour
• 1 tsp . baking powder
• 1 tsp . baking soda
• 1 tsp . ground cinnamon
• 1/2 tsp . ground ginger
• 1/2 tsp . ground nutmeg
• 1/2 tsp . salt
• 1 cup sugar
• 1 (15 oz.) can pumpkin puree
• 1/2 cup (1 stick) butter, melted
• 2 large eggs
• 2 tsp . vanilla extract
• 2 Tbsp . butter, room temperature
• 1/4 cup sugar
• 1/4 cup flour
• 2 tsp . cinnamon
• 1 Tbsp . butter, melted
• 1 cup powdered sugar
• 1 -2 Tbsp. milk