Preheat oven to 400°F (200°C). Zest lemon using Microplane® Adjustable Fine Grater to measure 1 tsp (5 mL) zest. Coarsely chop walnuts using Food Chopper. Finely dice apple using Santoku Knife. Combine zest, walnuts, apple and honey in Classic Batter Bowl; mix gently.
Cut Brie into thirty 1/2-in. (1-cm) cubes using Utility Knife. Arrange phyllo cups on Large Sheet Pan. Place one Brie cube into each cup. Using Small Scoop, top Brie with a level scoop of apple mixture. Bake 6-8 minutes or until cheese is melted.