Bakery Quality Lemon Blueberry Muffins | A Cup Of Cream

Ingredients

• 1 tsp sugar
• 1 cup blueberries
• 1 tablespoon lemon juice
• 1 tsp lemon zest
• 2 ½ cups flour
• 1 ¼ cups sugar
• 1 teaspoon salt
• 2 ½ teaspoons baking powder
• 4 tablespoons butter, melted and cooled for at least 5 minutes
• ¼ cup canola/vegetable oil
• 2 large eggs
• 1 cup buttermilk
• 2 teaspoons vanilla extract
• ½ cup sugar
• 1 cup flour
• 6 tablespoons butter, melted