Ingredients

3 lbs. ripe plum tomatoes, cut in half lengthwise

1/4 cup plus 2 tbls. good olive oil

1 tbls. kosher salt

1 1/2 tsp. freshly ground black pepper

2 cups chopped yellow onions (2 onions)

6 garlic cloves, minced

2 tbls. unsalted butter

1/4 tsp. crushed red pepper flakes

1 (28 oz) canned plum tomatoes, with their juices

4 cups fresh basil leaves, packed

1 tsp. fresh thyme leaves

1 quart chicken stock

Preparation

Preheat oven to 400

Toss together the tomatoes, 1/4 cup olive oil, salt and pepper. Spread the tomatoes in 1 layer on baking sheet and roast for 45 minutes.

In an 8-quart stockpot over medium heat, saute the onions and garlic with 2 tbls. of olive oil, butter, and red pepper flakes for 10 minutes, until the onions begin to brown.

Add the canned tomatoes, basil, thyme, and chicken stock. Add the oven-roasted tomatoes, including the liquid on the baking sheet. Bring to a boil and simmer uncovered for 40 minutes.

Pass through a food mill fitted with the coarsest blade. Taste for seasonings.