Amazon has King Arthur Measure for Measure Gluten-Free Flour: All-Purpose 1:1 Substitute for Wheat Flour, Non-GMO, Kosher Certified, 3 lbs Bag for Baking Cookies, Cakes, Muffins for $8.67 - $2.50 subscribe coupon - 5% w/ subscribe =
$5.74. Shipping is free with prime.