Cook the pasta "al dente" with package instructions. Drain and set aside.
Thaw and crush chopped spinach to pull out water.
Meanwhile, in a pan, brown leeks in oil over medium-high heat for 5 to 10 minutes. Add dill and mix well. Cool down and set aside.
Melt butter in a small casserole, add flour, and whisk for 30 seconds. Gradually add milk and continuously whisk. Thicker at low heat and stir from time to time.
Add Dijon's mustard and oregano. Add spinach and leeks. Whisk.
Add cheeses and stir well. Salt and pepper.
In a rectangular plate 25 cm x 25 cm (10 inches x 13 inches), add the cheese mixture to the cooked pasta, mixing well. Spread with breadcrumbs.
Oven bake for 20 minutes until preparation boils and breadcrumbs well browned.
Chef’s note
Recipe cost : $10.79
Portion cost : $1.35
Did you know that...
Every year, we plant millions of Quebec leeks in the spring, which we harvest from mid-August onwards.