How Much Is A Wendy'S Large Frosty. A wendy's strawberry frosty large contains 520 calories, 14 grams of fat and 89 grams of carbohydrates. Wendy's is offering its frostys for only $1 throughout the rest of summer.

Today, a small frosty costs about $1 at regular price (at most locations), though frequent promotions often make it even less expensive. Prices listed for a dozen varieties of the same sandwiches, but only for a small coke?