Republic of the Rio Grande Grilled Tuna and Grapefruit Supreme Salad

A fresh and vibrant salad featuring grilled tuna steaks paired with juicy Texas red grapefruit segments, mixed greens, and a zesty citrus-jalapeño dressing. Perfect for a light yet satisfying meal with Tex-Mex flair.

4 servings

1 hr 40 min

Published October 4, 2025

Ingredients

•2½ whole Texas red grapefruits
•1 tablespoon white wine vinegar
•¾ cup olive oil
•1 clove garlic, minced
•¼ teaspoon salt
•1 to taste Freshly ground black pepper
•1 teaspoon minced jalapeño pepper
•4 steaks tuna steaks
•6 cups mixed salad greens
•2 tablespoons chopped fresh cilantro leaves
•8 slices red onion slices

Cooking Instructions

1.
Peel and segment 2 grapefruits; set aside. Squeeze the juice from the other half grapefruit into a measuring cup; it should yield about 1/4 cup of juice.
10 min
2.
To make the salad dressing, combine the grapefruit juice, vinegar, oil, garlic, salt, freshly ground black pepper to taste, and minced jalapeño in a medium bowl; mix well. Cover and refrigerate the salad dressing.
5 min
3.
Place the tuna steaks in a shallow dish. Pour 1 tablespoon of dressing over each piece of tuna. Turn the tuna in the marinade to coat. Cover with plastic wrap, or place all of the tuna steaks and marinade in a plastic bag, and refrigerate for 1 hour.
60 min
4.
Light the grill. Remove the tuna from the refrigerator and allow to come to room temperature. Grill for about 4 minutes per inch of thickness for rare, 6 minutes for medium or until done to taste, turning at least once.
15 min
5.
To serve, toss the greens with the salad dressing in a mixing bowl. Divide the dressed greens among 4 plates. Top each with a grilled tuna steak, then sprinkle with freshly ground black pepper. Spread grapefruit supremes over the top of the salad. Garnish with the cilantro and red onion slices.
10 min

Ingredients

•2½ whole Texas red grapefruits

•1 tablespoon white wine vinegar

•¾ cup olive oil

•1 clove garlic, minced

•¼ teaspoon salt

•1 to taste Freshly ground black pepper

•1 teaspoon minced jalapeño pepper

•4 steaks tuna steaks

•6 cups mixed salad greens

•2 tablespoons chopped fresh cilantro leaves

•8 slices red onion slices

Cooking Instructions

Peel and segment 2 grapefruits; set aside. Squeeze the juice from the other half grapefruit into a measuring cup; it should yield about 1/4 cup of juice.

10 min

To make the salad dressing, combine the grapefruit juice, vinegar, oil, garlic, salt, freshly ground black pepper to taste, and minced jalapeño in a medium bowl; mix well. Cover and refrigerate the salad dressing.

5 min

Place the tuna steaks in a shallow dish. Pour 1 tablespoon of dressing over each piece of tuna. Turn the tuna in the marinade to coat. Cover with plastic wrap, or place all of the tuna steaks and marinade in a plastic bag, and refrigerate for 1 hour.

60 min

Light the grill. Remove the tuna from the refrigerator and allow to come to room temperature. Grill for about 4 minutes per inch of thickness for rare, 6 minutes for medium or until done to taste, turning at least once.

15 min

To serve, toss the greens with the salad dressing in a mixing bowl. Divide the dressed greens among 4 plates. Top each with a grilled tuna steak, then sprinkle with freshly ground black pepper. Spread grapefruit supremes over the top of the salad. Garnish with the cilantro and red onion slices.

10 min