According to Erin aka kellycot1 (who did some investigating for me), Coffeehouses attract sims with the Natural Cook trait or are in the Culinary career, deters sims with the Frugal trait, and encourages sims to learn the Cooking skill. It is a second tier performance venue and hosts a maximum of two celebrities.
World: Appaloosa Plains, Lucky Palms, Monte Vista, Starlight Shores
Name: Flying V's Coffeehouse
Size: 30 x 40, 40 x 30, 40 x 30, 20 x 34
Cost: $24,000
