Best Rhubarb Muffins Ever! Recipe - Food.com

Ingredients

• 1 1/2 cups brown sugar
• 1 cup 2% low-fat milk, soured by mixing it with
• 2 teaspoons vinegar
• 1/4 cup vegetable oil
• 2 1/2 cups flour
• 1 teaspoon baking powder
• 1 egg
• 1 teaspoon vanilla
• 3 cups rhubarb, chopped
• 1 teaspoon baking soda
• 1/2 teaspoon salt
• 1/3 cup brown sugar
• 1 1/2 teaspoons cinnamon
• 1 tablespoon melted butter