Ensure that zucchini, celery, hearts of palm, and grapefruit are chopped into uniform pieces, just under 1 cm in size. Add to glass or ceramic bowl. Add finely chopped red onion, cilantro, and serrano pepper to vegetables. Top with lime juice and celery salt, and mix to combine.
Serve chilled. You can scoop up this light and easy ceviche with your favorite rice crackers or tortilla chips.
Recipe Notes
Per serving: 28 calories; 1 g protein; 0 g total fat (0 g sat. fat); 6 g total carbohydrates (3 g sugars, 1 g fiber); 54 mg sodium