Philadelphia Cream Cheese, a Kraft Heinz brand, Chicago and Pittsburgh, introduced cream cheese cheesecake cups.

Frozen novelties is a $4.9 billion annual business. Sales were up 4% but unit sales rose only 2.2% in the 52 weeks ended Feb. 19, 2017, according to IRI, a Chicago-based market research firm.

New York-based siggi’s, maker of Icelandic-style yogurt, introduced three flavors of single-serve, whole-milk, drinkable yogurts: vanilla, strawberry and blueberry.

Consumers are guzzling the drinkable cultured dairy options — sales for refrigerated kefir products and shelf-stable yogurt drinks are on the rise. Sales for sour cream are also up. Meanwhile, sales for regular yogurt and cream cheese have dropped.

Burlington, Vt.-based Ben & Jerry’s has a new lineup of ice cream flavors sold exclusively in its scoop shops nationwide.

Here’s a modern-day checklist for developing and selling a new food or beverage:

• Have an intriguing origin story
• Use only recognizable ingredients (nothing too chemical-sounding)
• Make it portable
• Be interactive with consumers
• Tie the product to a cause