1. Cook first 4 ingredients and 1/4 tsp. salt in a large skillet over medium-high heat, stirring often, 7 to 9 minutes or until beef crumbles and is no longer pink; drain well on paper towels.
2. Stir together cucumber, next 3 ingredients, and remaining 1/4 tsp. salt. Spoon 2 Tbsp. cucumber mixture down center of each wrap; top with beef mixture, tomatoes, and feta. Roll up, and serve with remaining cucumber mixture.
Note: For testing purposes only, we used Flatout Traditional Garden Spinach Wraps.