Step 1

Half-fill a frying pan with water. Bring to the boil. Add potatoes. Cook for 12 minutes or until tender. Remove to a bowl. Add asparagus to frying pan. Cook for 2 minutes or until tender. Remove. Drain.

Step 2

Spray steaks with oil. Season. Heat frying pan over medium-high heat. Add steaks. Cook for 3 to 4 minutes each side. Transfer to a plate. Cover. Set aside.

Step 3

To make mustard sauce: Add garlic, stock, water and mustard to frying pan. Bring to the boil over high heat. Boil for 7 minutes or until reduced by two-thirds. Stir in sugar.

Step 4

Place steaks and vegetables onto plates. Serve with sauce.