Preheat the oven to 400F / 200C, prepare a large baking pan with parchment paper, and set aside.
In a shallow bowl, whisk the eggs, mayonnaise, water and mustard together.
In a separate bowl, combine breadcrumbs, flour, paprika, garlic powder, salt, pepper and onion powder.
Dip the chicken tenders into the egg mixture and then into the breadcrumb mixture, lightly pressing the breadcrumbs onto the chicken.
Place the tenders onto the prepared baking pan.
Spray the chicken with olive oil or vegetable oil spray if desired, then bake for 15 - 20 minutes or until cooked through according to a meat thermometer and the tops turn a light golden brown.