Don't panic! You can make your own homemade Bisquick with: 6 cups all-purpose flour 3 Tablespoons baking powder 1 Tablespoon salt 1 cup vegetable shortening (Crisco)  Sift flour, baking powder and salt into a large bowl. Cut in shortening with a pastry blender or your fingers until mixture resembles fine crumbs. Store mixture in an airtight container in the refrigerator for up to 4 months.