Spanish Style Tuna Salad - cooking recipe

Ingredients

8 c. bite-size pieces salad greens
3 Tbsp. olive or vegetable oil
4 tsp. red wine vinegar
1/8 tsp. salt
1/8 tsp. pepper
1/2 small red onion, thinly sliced
1 (6 1/8 oz.) can tuna in water, drained and flaked

Preparation

Toss salad greens, oil, vinegar, salt and pepper in large bowl.
Add remaining ingredients.
Toss.