| Preparation | Cooking | Start to finish | 
|---|---|---|
| 40 min. | 8 min. | 45 min. | 
| 1 | Prepare 400 g  leek and cut into chunks diagonally. Set aside.  | ![]()  | 
| 2 | Prepare 400 g  broccoli. Set aside.  | ![]()  | 
| 3 | Use a steamer pan or, as shown here, put a little water in a deep pan and stand a dessert ring in the bottom. | ![]()  | 
| 4 | When the water boils, sit the basket of vegetables over the water to steam. Salt the vegetables, then cover and leave to cook for about 5 minutes.  | ![]()  | 
| 5 | Meanwhile, finely chop 2  hard-boiled eggs. Set aside.  | ![]()  | 
| 6 | Melt 50 g butter in a small pan. | ![]()  | 
| 7 | Add the chopped hard-boiled eggs, salt lightly and pepper to taste, then add 1 tablespoon mustard and mix in. | ![]()  | 
| 8 | Check the vegetables: they should be tender, but still nice and green. Drain thoroughly.  | ![]()  | 
| 9 | Serve the vegetables plated up, topped with the "à la flamande" sauce. | ![]()  | 
