Missy's Lemon and Blueberry Cupcakes

INGREDIENTS

• 1 stick unsalted butter (let stand at room temp)
• 2 tablespoons lemon zest
• 3 to 4 cups powdered sugar
• Butter baking spray
• 1/4 cup milk
• 1/4 teaspoon salt
• Blueberries
• 1 1/2 sticks unsalted butter (let stand at roomtemp)
• 1/4 teaspoon baking powder
• Lemon peel
• 3 eggs (let stand at room temp)
• 1 3/4 cups all-purpose flour
• 1/4 teaspoon baking soda
• 1 stick cream cheese
• 2 tablespoons fresh lemon juice
• Sprig of fresh mint
• 3 tablespoons finely shredded lemon peel
• Blueberries, coated with flour
• 1 1/4 cups granulated sugar