INGREDIENTS For The Cookies 1/2 cup unsalted butter, room temperature 3/4 cup granulated sugar 1 egg, room temperature 2 teaspoons vanilla extract 1 3/4 cup all purpose flour 1 Tablespoon milk 1/2 teaspoon salt 3/4 teaspoon baking powder 1/4 teaspoon baking soda 1 1/4 cup blueberries 4 Tablespoons blueberry jam For the Streusel Topping 3 tablespoon butter, room temperature 2 tablespoon brown sugar 2 tablespoon granulated sugar 1/3 cup flour pinch salt INSTRUCTIONS https://bromabakery.com/blueberry-muffin-cookies/