Harvest Vegetable Casserole

Ingredients

• 4 large onions, thinly sliced
• 1/4 cup canola oil
• 2 large green peppers, cut into chunks
• 1 large sweet red pepper, cut into chunks
• 4 large carrots, cut into chunks
• 4 large tomatoes, cut into chunks
• 3 medium zucchini, cut into 1-inch pieces
• 1-1/2 pounds green beans, trimmed and cut into 1-inch pieces
• 1 medium head cauliflower, cut into florets
• 1 package (10 ounces) frozen peas
• 1 to 2 tablespoons salt
• 1 tablespoon chicken bouillon granules
• 3 cups boiling water
• 1 cup medium pearl barley
• 3 garlic cloves, minced
• 1/4 cup lemon juice
• 2 teaspoons paprika
• Minced fresh parsley