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Tomatoes Slow-Roasted with Basil Pesto (Confit Method)

Close-up shot of roasted cherry tomatoes in baking dish.

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These Tomatoes Slow-Roasted with Basil Pesto is absolutely delicious spread over toast, spooned over pasta, served with cheese and crackers or served alongside chicken or fish. And it’s a great topping for pizza, the uses are limitless. 

Ingredients

Scale

20 ounces fresh cherry tomatoes

1 cup olive oil

1/4 cup basil pesto

1 tablespoon sugar

1/2 teaspoon red pepper flakes

Instructions

  1. Preheat the oven to 275 degrees. Wash and dry the cherry tomatoes, using a clean kitchen towel or paper towel.

  2. Combine olive oil, pesto sauce, and sugar into a small mixing bowl, whisk (affiliate link) to combine.

  3. Place the cherry tomatoes in a single layer in a rectangular baking dish.

  4. Place in the preheated oven and roast for 1-1½ hours. The oil will bubble slightly.

  5. Remove from the oven and allow to cool a bit before serving.

Notes

Use the right size baking dish or pan. The tomatoes should be submerged in the oil. Using a baking dish or pan that’s too large will not allow the tomatoes to be submerged in the oil.