Chicken Panini with Roasted Bell Peppers and Smoked Gouda

Ingredients

• • 1 lb (450 g) boneless, skinless chicken thighs, each cut into 3 pieces (see note)
  • 1 red bell pepper, seeded and cut into strips
  • 2 tbsp (30 ml) lemon juice
  • 2 tbsp (30 ml) olive oil
  • 1 tsp sweet paprika
  • ½ tsp garlic powder
  • ½ tsp salt
  • 1 store-bought square pizza crust, 10 inches (25 cm) (see note)
  • Mayonnaise, to taste
  • 4 oz (115 g) sliced smoked Gouda cheese
  • 1 cup (25 g) arugula