Amazon has 9-Pack 6.5-Oz Betty Crocker Muffin Mix on sale. Shipping is free with subscription or with prime.
- Chocolate Chip $7.23 - 20% off on 1st subscribe - 5% w/ subscribe = $5.42
- Blueberry $6.92 - 20% off on 1st subscribe - 5% w/ subscribe = $5.19