Saag Paneer (Spinach with Fresh Indian Cheese)

Ingredients

• For the Cheese (or 7 oz. of store-bought paneer may be used instead)
• 8 cups milk
• 1⁄4 cup fresh lemon juice
• 6 tbsp. ghee or canola oil
• 4 cloves garlic, chopped
• 1 serrano chile, stemmed and chopped
• 6 cups finely chopped spinach
• Kosher salt, to taste
• 6 tbsp. heavy cream
• 1⁄2 tsp. garam masala
• 1⁄4 tsp. cayenne
• 1 (1") piece of ginger, peeled and chopped
• Indian flatbread or rice, for serving