Lemon Poppy Seed Muffins With Raspberry Butter

Name: Lemon Poppy Seed Muffins With Raspberry Butter
Prep time: 15 min
Total time: 15 min
Cuisine: European, American
Ingredients: 1 3/4 cups all-purpose flour; 3/4 cup sugar, plus 1 teaspoon for sprinkling; 2 teaspoons baking powder; 1/4 teaspoon baking soda; 1/4 teaspoon salt; 1 egg, lightly beaten; 3/4 cup buttermilk; 1/4 cup fresh lemon juice; 1/2 cup (1 stick) unsalted butter, melted; 1 tablespoon poppy seeds; 1 teaspoon lemon zest; Raspberry Butter