Lunch on the go size. Amazon has the 6-Pack Progresso Toppers Soup w/ Oyster Crackers (12.2oz; Chicken Noodle or Tomato Basil) on sale for $18 - 25% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $13 with free shipping on $25+ or with Prime. Roughly $2.09 per cup vs. $2.98 at Walmart. 

• The Chicken Tortilla Soup with Tortilla Strips 6-pack option is also on sale for $13 after coupon / S&S.