Stir in the fire roasted tomatoes and chicken broth, then add cilantro, smoked paprika, oregano, brown sugar, cumin, salt, and pepper. Bring to a simmer, then reduce the heat to medium-low and let simmer for 10 minutes to thicken slightly.
16 ounces fire roasted or diced tomatoes, 1/2 cup chicken broth, 1/4 cup chopped cilantro, 1 teaspoon smoked paprika or ancho chili powder, 1 teaspoon dried Mexican oregano, 1 teaspoon brown sugar, 1/2 teaspoon cumin, 1/2 teaspoon coarse kosher salt, 1/4 teaspoon pepper to taste