Best Blueberry Muffins With Streusel Topping - Easy and Delicious!

Ingredients

• 2 cups flour, plus 1-2 Tablespoons more for tossing with berries
• 2 teaspoons baking powder
• 3/4 teaspoon salt
• 1 teaspoon lemon juice
• 1/2 cup milk
• 1 1/2 cup fresh blueberries
• 1/2 cup unsalted butter
• 3/4 cup sugar
• 2 eggs
• 1 teaspoon vanilla extract
• 1/4 cup sugar
• 2 Tablespoons flour
• 1/2 teaspoon cinnamon
• Pinch of salt
• 2 Tablespoons unsalted butter, cold and cut into cubes