TexaSweet Citrus Marketing Inc. is hosting a recipe contest for Rio Star grapefruit, the super-sweet red grapefruit from Texas' Rio Grande Valley. Rio Star Challenge recipe(s) must include the sections or juice from at least one fresh Texas Rio Star grapefruit. Recipes are limited to no more than eight ingredients, excluding herbs and/or spices. Contestants must select one of three categories for each recipe entered: Salad, Entrée or Dessert.

A $500 prize will be awarded to the first-place winners of each recipe category. One grand prize of $1,000 will be chosen from the first-prize recipe winners in each division (home cook and professional).

Contestants may complete the online entry form, or they can download a printable entry form to mail in along with a copy of the recipe submission.

All entries must be original creations and never before published in print or online, infringe on third-party copyrights and never entered in any other contest. Entries must be received no later than 5 p.m. (EST), February 15, 2009.