Cherry Tomato Salad

1. In a medium bowl, whisk together 2 Tbsp red-wine vinegar. 1 Tbsp. olive oil, 1/2 tsp. salt and 1/8 tsp. pepper until combined and thickened.

2. Add 2 pints halved cherry or grape tomatoes, 1/4 cup finely chopped red onion, and 2 Tbsp finely chopped fresh parsley; toss to combine all ingredients.