Roasted Tomato Soup with Grilled Cheese Croutons

Ingredients

• 1 tbsp olive oil
• 1 onion, diced (about 1 cup)
• 3 garlic cloves, minced
• 1 can (6 oz) tomato paste
• 1 large can (28 oz) cans of fire roasted crushed tomatoes
• 1/2 cup water
• 1 tsp kosher salt
• 1/4 tsp red pepper flakes
• freshly ground black pepper
• 3/4 cup heavy cream
• 1 oz sharp cheddar (about 1/2 cup, packed)
• fresh chopped basil, for topping
• 4 slices of bread
• 2 oz sharp cheddar cheese (about 1 cup)
• 1 tbsp of butter