Sheet Pan Roasted Red Pepper Soup

Soup:

• 1 head of garlic
• 3 red bell peppers (halved and deseeded)
• 10 oz carrots (cut into 1-inch pieces (~5 large carrots))
• ½ of a small head of cauliflower (roughly chopped)
• 3 small tomatoes (quartered)
• 1 small yellow onion (cut into wedges)
• 2 tablespoons olive oil
• 1 ½ teaspoon kosher salt (divided)
• 1 teaspoon smoked paprika
• ⅛ teaspoon cayenne
• ¼ teaspoon cumin
• 2 ½ cups chicken or vegetable broth
• Juice from 1 lemon (~2 tbsp)

And for those irresistible Grilled Cheese Croutons:

• 2 slices of bread (sourdough works great)
• 2-3 slices cheddar or American cheese
• 1-2 tablespoons butter