THE SWEETEST BLUEBERRY MUFFINS

Steps:

• Heat oven to 375°.
• Grease 18 regular-size muffin cups (or 12 large size muffins).
• In bowl, mix butter until creamy. Add sugar and beat until pale and fluffy.
• Add eggs one at a time, beating after each.
• Beat in vanilla, baking powder, lemon zest, and salt.
• With spoon, fold in half of flour then half of milk into batter; repeat.
• Fold in blueberries.
• Spoon into muffin cups and sprinkle topping onto each muffin.
• Bake 15 to 20 minutes, until golden brown and springy to touch.