Veggie packed cucumber salad with feta crumbles, onion, diced avocado, grape tomatoes and a tangy homemade salad dressing is the perfect healthy side dish. It's super light and refreshing, plus it takes only 30 minutes to whip it up! What you'll need: Cucumber: the star of the show! Crunchy and refreshing, perfect for a hot summer day. Sweet onion: a milder variety of onion that adds nice flavor to this salad. Grape tomatoes: for a gorgeous pop of color! Cherry tomatoes will also…