– Thoroughly towel-dry the chicken pieces and pound to an even thickness (1/2" thick.) Slice into strips 1/2" wide. Be sure chicken doesn't contain excess moisture. Toss chicken with seasoning mixture to coat well.
– Place bell peppers and onions onto greased baking sheet. Sprinkle top of veggies evenly with 1 tsp kosher salt and 1/4 tsp black pepper. Place chicken slices evenly on top; try not to overlap pieces. Evenly drizzle olive oil over the chicken to coat as evenly as possible.