Trim the longer stems from the spinach leaves and tear the leaves into smaller pieces.
20 oz. fresh baby spinach
In a medium saucepan set over medium heat, bring butter, cream, salt, pepper, and nutmeg to a low boil. Reduce heat to medium-low and simmer, stirring often, about 15 minutes or until reduced and thickened.
6 tbsp unsalted butter, 1¾ cups heavy whipping cream, 1 tsp kosher salt, ¼ tsp freshly ground black pepper, ½ tsp freshly grated nutmeg
Add the Parmesan cheese and stir to incorporate.
½ cup grated Parmesan cheese
Add the spinach and cook, stirring often, until the spinach wilts, absorbs some of the cream mixture and the sauce further thickens.
Sprinkle chopped, toasted nuts on top and enjoy.
¼ cup almonds