Visit Kmart and find General Mills cereals on sale. Use a printable coupon for Trix to get a box for as little as $1.00!

General Mills Trix Cereal, 10.7 oz $2.50, sale price through 10/26
Use $0.75/1 – General Mills Trix Cereal – (coupons.com)
Final Price: $1.75, or $1.00 with double