Spring Onions With Romesco Sauce

Ingredients

• 4 bunches of large spring onions (approximately 20-24), root ends removed
• 2 red peppers
• 2 tomatoes
• 1/2 large onion
• 4 cloves garlic
• 1/4 cup toasted almonds
• 1/4 cup toasted hazelnuts
• 1/4 cup olive oil
• 1 slice country bread, 1-inch thick
• 1 ounce sherry vinegar (you can use apple cider as a substitute)
• 1 tablespoon sweet paprika
• 2 teaspoons ancho chili powder
• 1 tablespoon kosher salt
• 1 cup water