Chicken Tagine with Preserved Lemons and Walnut Chermoula

Ingredients

• 2 pounds chicken breasts, skin and bone removed
• 1 tablespoon ground cumin
• Large pinch crushed red pepper flakes
• 2 tablespoons lemon juice
• 2 tablespoons extra virgin olive oil
• 1/3 cup chopped fresh cilantro leaves and stems
• 1 clove garlic, minced
• 2 1/2 cups canned diced tomatoes
• 1 green or red bell pepper, seeded and thinly sliced
• 1 ½ preserved lemons, pulp removed, peel thinly sliced