The secret to kid-approved recipes that actually survive the backpack commute? Build lunches like you’d build a great playlist: a satisfying base (whole grains), a solid beat (protein), healthy fats for staying power, and bright produce for flavor and color. Keep textures happy with moisture barriers (leafy greens under cheese, paper towels under cut fruit), dressings and salsas packed on the side, and sturdy bite-size shapes kids can grab fast. Follow simple guidelines — half fruits and veggies, a quarter protein, a quarter whole grains, plus dairy or a fortified alternative — then lean on freezer-friendly proteins, insulated bags with…