INGREDIENTS
1
Garlic clove
3
Portobello mushroom caps (10 -12 ounces)
1/2 tsp
Red chili flakes
2 tsp
Rosemary, fresh leaves
2
Shallots
2 tbsp
Tomato paste
1 tsp
Balsamic vinegar
8 oz
Pappardelle pasta, fresh or dried
1
Kosher salt
3 tbsp
Olive oil, extra-virgin
2 tbsp
Butter, unsalted
1
Hunk of parmigiano reggiano or parmesan cheese