- 4 pounds roma (plum) tomatoes, chopped
- 1 cup butter, cubed
- 6 cloves garlic, chopped
- 1/4 cup chopped fresh thyme
- 2 tablespoons cracked black pepper
- 2 teaspoons kosher salt
- Preheat oven to 350 degrees F (175 degrees C). Line a baking sheet with parchment paper or aluminum foil.
- Toss tomatoes, butter, garlic, and thyme together in a bowl; pour onto prepared baking sheet.
- Roast in the preheated oven until tomatoes are slightly charred and have reduced in size, about 1 hour.
- Transfer tomato mixture to a blender; add black pepper and kosher salt. Blend until smooth.