Roast Veggie Sandwich with Basil Sauce

For the Basil Sauce:

• 1 cup fresh basil leaves
• 2 tablespoons pine nuts or almonds
• 1 clove garlic
• 1/2 lemon juiced
• 1 pinch salt
• 1/4 cup olive oil
• 3 tablespoons grated Parmesan cheese
• 2-3 tablespoons Greek yogurt or Skyr any fat concentration

For the Roast Veggies:

• 3 cups chopped mixed veggies such as: mushrooms sweet bell peppers, zucchini, carrots, onions and tomatoes
• 1 teaspoon each of salt and pepper
• 2 teaspoons dried oregano
• 1 pinch red pepper flakes
• 1 tablespoon olive oil

Assembling the sandwiches:

• 4 ciabatta or baguette sandwich breads
• 1 cup fresh baby spinach leaves
• Extra Parmesan for sprinkling