Ingredients

8 plum tomatoes 

1 serrano pepper or small jalapeno 

1 small garlic clove 

1/2 teaspoon coarse salt, plus more for seasoning 

Preparation

Heat a small skillet over medium heat. Add tomatoes; roast until softened and charred, about 12 minutes. Transfer to a plate; set aside. In same skillet, roast serrano until charred, about 8 minutes. Transfer to a bowl; cover with plastic wrap, and let stand 10 minutes.

Peel tomatoes and pepper. Roughly chop tomatoes; place in a small bowl. Mound pepper, garlic, and salt on a cutting board; chop to form a rough paste. Stir into the tomatoes; season with salt.