Get Betty Crocker Super Moist cake mix for $0.59 this week at Safeway! This cake mix is regularly priced at $2.19 but is on sale for $1.50 through 7/1. Use a $0.99 each, Safeway Just for U digital store coupon to get the price down even more. Stack this store coupon with a $0.40 manufacturer coupon to get each box for just $0.59!