Mediterranean Mackerel Pasta

Ingredients

• 2 cans King Oscar Mackerel Mediterranean Style, drained, oil reserved, broken into large chunks
• 7 oz penne or bow-tie pasta
• 1 14.5-oz can of chopped tomatoes, any style, drained and juice reserved
• 1 medium red onion, finely chopped
• 1/4 cup sliced olives, any style
• 1 tbsp olive oil
• 1-2 tsp balsamic vinegar to taste
• Salt and pepper to taste
• 1 oz fresh arugula or spinach
• Fresh parsley, optional
• Fresh grated Parmesan cheese