
Ingredients:
- 3 tablespoons extra-virgin olive oil, divided, or as needed
- 10 white mushrooms, minced
- 1 shallot, minced
- 0.5 teaspoon dried thyme
- 0.5 teaspoon garlic powder
- 0.5 teaspoon dried sage
- 0.5 teaspoon ground black pepper
- 0.25 teaspoon salt
- 0.25 cup chopped fresh parsley
- 2 cups fresh spinach
- 1 teaspoon Dijon mustard
- 1 (2 pound) pork tenderloin, butterflied and pounded flat
- 4 slices prosciutto
