Shake and Pour Buttermilk Pancakes | Flapjack genius. Mason jars are quite possibly the South’s favorite containers. They are ideal vessels for drinking sweet tea (or bourbon), making adorable crafts, and even cooking breakfast, including one of our favorite morning pick—pancakes. These Mason jar pancake recipes are the most delicious way to start the day. With pancake mix in a jar, all you have to do is add water, eggs, and/or milk, and you’ve got breakfast.