Add onion, red pepper, garlic, tomato paste, smoked paprika, allspice, cumin, Aleppo-style pepper, cinnamon, cayenne, salt, and black pepper to a food processor. Pulse until finely minced.
½ onion, ½ red pepper, 2 garlic cloves, 2 tablespoon tomato paste, 1 teaspoon smoked paprika, 1 teaspoon ground allspice, 1 teaspoon ground cumin, ½ teaspoon Aleppo-style pepper or cayenne, ½ teaspoon ground cinnamon, ½ teaspoon salt or salt to taste