Blueberry Muffins

• 1/2 cup butter
• 1/2 cup sugar
• 3/4 cup milk
• 1 egg
• 1 3/4 cup sifted flour
• 2 1/2 teaspoons baking powder
• 1/2 teaspoon salt
• 1 cup blueberries
• 1 tablespoons flour
• Zest of one lemon

Heat oven to 425 degrees.

Cream butter and sugar. Add milk and egg. Beat until smooth. Sift together flour, baking powder and salt. Add to the creamed mixture. Mix just until moistened. Toss berries with tablespoon of flour and fold into batter.

Fill well-greased or papered muffin cups two-thirds full. Bake 20 minutes.