01 - Cook elbow macaroni in salted boiling water until al dente. Drain thoroughly and set aside.
02 - Melt butter in saucepan over medium heat. Whisk in flour and cook 1 minute. Gradually add milk while whisking constantly. Cook 2-3 minutes until sauce thickens.
03 - Remove from heat. Stir in cheddar, salt, pepper, and paprika until melted and smooth. Fold in cooked macaroni. Spread on tray and refrigerate minimum 1 hour until firm.
04 - Scoop chilled mixture into 1.5-inch balls, pressing firmly. Place on parchment-lined baking sheet. Freeze 30 minutes until solid.
05 - Arrange three shallow bowls: flour in first, beaten eggs whisked with milk in second, panko mixed with Parmesan in third.
06 - Coat each ball in flour, dip in egg mixture, then press into panko-Parmesan blend. Ensure complete coverage.
07 - Heat 2 inches vegetable oil to 350°F. Fry balls in batches 2-3 minutes, turning occasionally, until deep golden brown. Drain on paper towels.
08 - Arrange hot cheese balls on serving platter. Accompany with warm marinara sauce for dipping.