Fresh Tomato & Red Onion Salad
Fresh Tomato & Red Onion Salad is a simple yet incredibly flavorful dish that celebrates the natural sweetness of ripe tomatoes and the crisp bite of red onions. Tossed in a zesty homemade vinaigrette made with extra virgin olive oil, fresh lemon juice (or red wine vinegar), garlic, and aromatic herbs, this salad is refreshing, healthy, and ready in just 15 minutes.
Perfect for summer gatherings, BBQs, picnics, or weeknight dinners, this vibrant salad pairs beautifully with grilled chicken, steak, fish, pasta, or crusty bread. The fresh herbs add brightness, while the tangy dressing enhances the juicy tomatoes, creating a delicious balance of sweet, savory, and tangy flavors. Naturally gluten-free, vegan, and packed with vitamins and antioxidants, it’s a wholesome side dish you’ll want to make again and again.
Ingredients
- 4 large ripe tomatoes, cut into wedges
- 1 medium red onion, thinly sliced
- 2 tablespoons extra virgin olive oil
- 1 tablespoon fresh lemon juice or red wine vinegar
- 1 garlic clove, finely minced
- 2 tablespoons fresh parsley or basil, chopped
- 1 teaspoon dried oregano
- ½ teaspoon sea salt (or to taste)
- ¼ teaspoon freshly ground black pepper
- ¼ teaspoon crushed red pepper flakes (optional)
- 1 teaspoon Dijon mustard (optional, for extra flavor)
Instructions
- Wash and cut the tomatoes into wedges or bite-sized chunks.
- Thinly slice the red onion. For a milder flavor, soak the slices in cold water for 10 minutes, then drain.
- In a small bowl, whisk together the olive oil, lemon juice (or vinegar), minced garlic, oregano, salt, black pepper, and Dijon mustard until well combined.
- Place the tomatoes, onions, and chopped parsley or basil into a large serving bowl.
- Pour the dressing over the vegetables and gently toss until everything is evenly coated.
- Allow the salad to rest for 10–15 minutes so the flavors can meld together.
- Taste and adjust the seasoning if needed.
- Serve immediately or chill for up to 30 minutes before serving.
Prep Time
10 minutes
Cook Time
0 minutes
Total Time
10 minutes
Servings
4 servings
Tips
- Use ripe, in-season tomatoes for the best flavor.
- Add sliced cucumbers, avocado, or feta cheese for extra texture and taste.
- Garnish with fresh basil leaves before serving.
- Enjoy with grilled meats, seafood, sandwiches, or toasted artisan bread.

