Ricotta and walnut pasta

Name: Ricotta and walnut pasta
Prep time: 5 min
Cook time: 12 min
Total time: 17 min
Yield: 2 servings
Cuisine: European, Italian
Ingredients: 1 pinch of Black pepper; 1 dash of Extra virgin olive oil; 1 pinch of Fine sea salt; 1 pinch of Ground nutmeg; 180 gr of Penne pasta; 250 gr of Ricotta cheese; ½ tsp of Tomato paste double concentrate; 50 gr of Walnuts