sweet potato streusel muffins

Ingredients

• - 1 1/2 c flour
• - 1/2 c sugar
• - 2 t. baking powder
• - 1/2 t. salt
• - 1/2 t. cinnamon
• - 1/2 t. nutmeg
• - 1/2 c milk
• - 1/2 c sweet potatoes,cooked and mashed
• - 1/4 c butter,melted
• - 1 egg
• STREUSEL
• - 1/4 c brown sugar
• - 2 tablespoons flour
• - 1 tablespoon butter,melted
• - 1/3 c oatmeal,uncooked
• - 1 t. vanilla
• - 1/2 c chopped pecans