Making this creamy spinach dip is surprisingly simple and straightforward. Follow these step-by-step instructions to create the perfect appetizer:

1. Preheat Oven (If Baking): If you plan to bake your spinach dip for a warm and bubbly presentation, preheat your oven to 350°F (175°C). If you prefer a stovetop or slow cooker method, you can skip this step.
2. Prepare the Spinach: If using frozen spinach, thaw it completely and then squeeze out as much excess water as possible. This is crucial to prevent a watery dip. You can do this by placing the thawed spinach in a clean kitchen towel or cheesecloth and wringing it out. If using fresh spinach, you’ll need to wilt it first. Sauté fresh spinach in a pan with a little olive oil until it wilts down significantly. Then, chop it finely and squeeze out any excess moisture.
3. Sauté Aromatics (Optional but Recommended): For a deeper flavor, sauté the diced shallot or onion and minced garlic in a little butter or olive oil over medium heat until softened and fragrant, about 3-5 minutes. This step enhances the savory notes of the dip. If you’re short on time, you can skip this step and simply add the raw shallot/onion and garlic to the mixture.
4. Combine Ingredients: In a large bowl, combine the softened cream cheese, sour cream, and mayonnaise. Mix well until smooth and creamy, ensuring there are no lumps of cream cheese.
5. Add Flavor Enhancers: Stir in the grated Parmesan cheese, minced garlic (or sautéed garlic and shallot), lemon juice, hot sauce (if using), salt, black pepper, and nutmeg (if using). Mix everything together until well combined.
6. Incorporate Spinach and Artichoke (if using): Add the squeezed-dry spinach and chopped artichoke hearts (if using) to the bowl. Fold them into the cheese mixture until evenly distributed. Ensure the spinach is well incorporated throughout the dip.
7. Bake (Optional): If baking, transfer the spinach dip mixture to an oven-safe dish or skillet. Bake in the preheated oven for 20-25 minutes, or until the dip is heated through, bubbly around the edges, and lightly golden brown on top. Baking adds a warm, toasted flavor and a slightly crusty top layer.
8. Stovetop Method (Alternative): For a quicker stovetop version, transfer the spinach dip mixture to a saucepan or skillet. Heat over medium-low heat, stirring frequently, until heated through and creamy. Be careful not to overheat and scorch the bottom. This method is faster and great if you don’t want to turn on the oven.
9. Slow Cooker Method (Alternative): For a hands-off approach, combine all ingredients in a slow cooker. Cook on low for 2-3 hours, or on high for 1-1.5 hours, stirring occasionally until heated through and creamy. This is perfect for keeping the dip warm at a party.
10. Serve Warm: Once the dip is heated through using your chosen method, remove it from the oven, stovetop, or slow cooker. Let it cool slightly before serving. Garnish with a sprinkle of extra Parmesan cheese or chopped fresh parsley, if desired. Serve immediately with your favorite dippers (see “How to Serve” section for suggestions).