Jerk Chicken Pizza

Ingredients

• 1 green bell pepper
• 4 teaspoons olive oil, divided
• 1 skinless, boneless chicken breast half - finely chopped
• 1 tablespoon jerk sauce, or to taste
• 3 cloves garlic, diced
• 1 portobello mushroom, finely chopped
• 1 (10 ounce) package pre-baked thin pizza crust
• 1/2 cup pizza sauce
• 1 (4 ounce) package thinly sliced salami
• 1 1/2 cups shredded mozzarella cheese