- 4 tablespoons unsalted butter
- 2 tablespoons extra-virgin olive oil
- 2 garlic cloves, peeled and smashed
- 7 cups water
- 1 1/2 teaspoons salt
- 1/2 teaspoon pepper
- 1 1/2 cups cornmeal
- 3 ounces Pecorino Romano, grated (1 1/2 cup)
- 1/4 cup half-and-half
Sauce
- 1 (14.5 ounce) can whole peeled tomatoes
- 1/4 cup extra-virgin olive oil
- 1 onion, peeled and halved through root end
- 1 (15 ounce) can tomato sauce
- 1 ounce Pecorino Romano cheese, grated (1/2 cup)
- 1 1/2 tablespoons sugar
1. FOR POLENTA: Lightly grease 8-inch square baking pan. Heat butter and oil in Dutch oven over medium heat until butter is melted. Add garlic and cook until lightly golden, about 4 minutes. Discard garlic.
2. Add water, salt, and pepper to butter mixture. Increase heat to medium-high and bring to boil. Add cornmeal in slow, steady stream, whisking constantly. Reduce heat to medium-low and cook, whisking frequently and scraping sides and bottom of pot, until mixture is thick and cornmeal is tender, about 20 minutes.
3. Off heat, whisk in Pecorino and half-and-half. Transfer polenta to prepared pan and let cool completely on wire rack. Once cool, cover pan with plastic wrap and reg
frigerate until completely chilled, at least 3 hours.
4. FOR SAUCE: Process tomatoes and their juice in blender until smootth, about 30 seconds. Heat 1 tablespoon oil in large saucepan over medium heat until shimmering. Add onion, cut side down, and cook, without moving it until lightly browned, about 4 minutes. Add tomato sauce, Pecorino, sugar, salt, garlic powder, tomatoes, and remaining 3 tablespoons oil. Bring mixture to boil, reduce heat to medium-low, and simmer until sauce is slightly thickened, about 15 minutes. Off heat discard onion; cover and keep warm.
5. Adjust oven rack to middle position and heat oven to 375F. Line rimmed baking sheet with parchment paper, then grease parchment. Cut chilled polenta into 6 equal pieces (about 4 by 3 inches. Place polenta on prepared sheet and bake until heated through and beginning to brown on bottom, about 30 minutes. Serve, topping each portion with about 1/2 cup sauce.