Skinny Crab and Artichoke Dip with Jalapeño

Bahan-bahan (12 porsi)

• 1 jalapeno
• 1 red bell pepper
• 14 ounces canned or jarred artichoke hearts
• 8 ounces canned jumbo lump crab meat
• 2 tablespoons salted butter
• 2 tablespoons flour
• 1 1/4 cups 2% milk
• 1/2 teaspoon salt
• 1/4 cup shredded cheese (I used a combination of Parmesan and Gruyere)
• 3 scallions, sliced
• 1 tablespoon fresh lemon juice
• chips for dipping, extra cheese for topping