Rhubarb Muffins

Ingredients (15)

• 1/2 cup butter, softened
• 1 cup packed brown sugar
• 1/2 cup sugar
• 1 large egg, room temperature
• 2 cups all-purpose flour
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/8 teaspoon salt
• 1 cup sour cream
• 3 cups chopped fresh or frozen rhubarb, thawed
• TOPPING:
• 1/2 cup chopped pecans
• 1/4 cup packed brown sugar
• 1 teaspoon ground cinnamon
• 1 tablespoon cold butter