2 cups vegetable oil for frying, or as needed
1 cup milk
1 1/2 cups biscuit mix
1/2 cup grated Parmesan cheese
1 teaspoon salt
1 teaspoon ground black pepper
1 bunch fresh asparagus, trimmed
Heat vegetable oil in a large skillet over medium heat.
Whisk milk and eggs together in a bowl.
Stir biscuit mix, Parmesan cheese, salt, and black pepper together in a separate bowl.
Dip asparagus into milk mixture.
Roll and coat asparagus in dry ingredient mixture. Repeat with a second layer for each asparagus.
Carefully place coated asparagus in the hot oil; fry until golden brown, 2 to 4 minutes.