Sauté garlic in olive oil. Add grapes and heat thoroughly. Remove pan from heat; add cheese and rosemary; mix well.
Press pizza dough to fit two 30cm pizza pans. Spread mixture evenly between the two pans.
Bake at 200 C 10 minutes or until topping and edges of bread brown. Remove from heat. Cut each into 8 pieces.
Recipe supplied courtesy of Grapes from California