Nothing says “cozy Christmas” like a slow-cooked meal! These 15+ Slow Cooker Christmas Vegetarian Recipes are full of comfort, from cheesy casseroles to sweet, spiced jams. They’re perfect for those chilly winter nights or festive gatherings.

Prep them ahead and let the slow cooker work its magic while you enjoy the holiday season stress-free!

1. Slow Cooker Vegetarian Lasagne

This cozy lasagne combines rich, savory flavors with a creamy texture, perfect for Christmas! The layers of sautéed veggies like zucchini, bell pepper, and mushrooms create a deliciously hearty base. When baked, the cheese and pesto make it even more indulgent, while the fresh basil adds a burst of fragrance.

Ideal for winter parties or a family dinner, this slow cooker recipe is easy to prep and even better when made ahead. The long, slow cooking time ensures all the ingredients meld beautifully, making it a comforting choice for your holiday spread.

2. Slow Cooker Lentil Cottage Pie

A heartwarming twist on a classic, this lentil cottage pie is loaded with wholesome flavors. The creamy mashed potatoes, buttered and seasoned just right, sit on top of a savory lentil mix with carrots and zucchini. The vegetables soak up the rich seasonings, creating a comforting, hearty filling.

Perfect for cozy winter meals or feeding a crowd, this dish can be made in advance. Simply reheat it when you’re ready for a warm, filling dinner that’s sure to satisfy everyone at the table!

3. Slow Cooker Broccoli Rice and Cheese Casserole

This casserole is like a warm hug in a bowl, filled with tender rice, broccoli, and sharp cheddar. The combination of cream of chicken and mushroom soups gives it a rich, creamy texture, while the gooey melted cheese makes each bite irresistible. It’s a dish that feels like home.

Great for winter gatherings, this casserole can be prepared ahead and reheated easily. Serve it alongside other festive dishes for a cozy meal your guests will rave about!

4. Slow Cooker Squash Casserole

This golden squash casserole brings all the warmth of winter flavors in every bite. The creamy mixture of sour cream and chicken soup blends perfectly with the tender squash and carrots, while the crispy stuffing on top adds a satisfying crunch. It’s an easy and delicious side dish.

For your holiday spread or winter parties, this casserole can be made ahead and left to cook all day. Let it bubble away in the slow cooker, and serve a deliciously comforting dish that everyone will enjoy!

5. Slow Cooker Sweet Potato Casserole With Canned Yams

This sweet potato casserole is a holiday favorite, combining buttery, cinnamon-spiced yams with gooey marshmallows. The warmth of brown sugar and pumpkin pie spice fills the air, while the pecans on top add a satisfying crunch to every bite. It’s a sweet, cozy side dish that’s bound to make your guests smile.

Perfect for winter gatherings or Christmas dinner, this easy recipe lets you prep ahead and enjoy. The slow cooker does all the work, leaving you more time to relax and savor the holiday season with loved ones.

6. Slow Cooker Fresh Green Beans

Tender green beans cooked with crispy bacon or savory ham make the perfect side dish. The simple combo of salt, water, and savory meat infuses the beans with flavor, creating a mouthwatering aroma. This dish is a must for any family dinner or winter gathering.

Whether you’re hosting or enjoying a quiet evening, this dish can be prepared ahead and slow-cooked all day. Serve these beans hot and watch them disappear off the table during your holiday celebrations.

7. Slow Cooker Greek Green Beans

For a flavorful twist on green beans, this Greek-inspired dish blends tomatoes, cinnamon, and herbs. The soft beans soak up the aromatic sauce, creating a comforting dish with a subtle spice. It’s a warm and inviting option for any festive gathering.

Easy to make and perfect for winter, this recipe can be prepped ahead and cooked while you focus on other tasks. Serve this dish hot for a cozy, flavorful addition to your holiday table.

8. Slow Cooker Dirty Cajun Rice

Spicy, smoky, and full of flavor, this Dirty Cajun Rice is packed with tender pork, peppers, and seasonings. The Cajun spices infuse every bite, making it the perfect hearty dish for any celebration. This one-pot wonder will fill your kitchen with delicious smells as it cooks.

Whether for a Christmas dinner or winter party, this rice dish is a crowd-pleaser. It’s simple to make ahead and perfect for serving family and friends during the holiday season.

9. Slow Cooker Pumpkin Bread Pudding

This pumpkin bread pudding is the ultimate cozy dessert for winter evenings. The bread soaks up the rich pumpkin-spiced custard, creating a creamy, comforting treat. The cinnamon, ginger, and cloves add that warm, nostalgic flavor that makes the holidays so special.

Ideal for gatherings, this dessert is easy to prep ahead and slow-cooks while you focus on other dishes. Serve warm with a dollop of whipped cream for a truly festive finish to your meal.

10. Slow Cooker Rhubarb Jam

This tangy-sweet rhubarb jam is perfect for spreading on toast or pairing with cheese. The rhubarb cooks down beautifully with sugar and lemon, creating a jam that’s both tart and sweet. Each spoonful bursts with a refreshing, fruity flavor that’s sure to be a hit at any winter gathering.

Made effortlessly in the slow cooker, this jam can be prepared ahead and sealed for gifting. Enjoy it as a sweet treat or use it to top your holiday desserts and breakfast spreads.

11. Slow Cooker Blueberry Jam

Sweet and fragrant, this blueberry jam with a hint of thyme is a real crowd-pleaser. The berries break down into a thick, luscious spread, rich with the depth of lemon and thyme. It’s a cozy jam that’s perfect for winter mornings or as a topping for holiday pastries.

With just a few ingredients and the slow cooker doing most of the work, this is an easy treat to make ahead. The jam will store beautifully in your fridge, ready to be enjoyed at any time!

12. Slow Cooker Onion Jam

This savory-sweet onion jam is perfect for adding a burst of flavor to burgers, sandwiches, or cheese platters. The slow-cooked onions caramelize beautifully, then blend with maple syrup and vinegars for a rich, jammy consistency. It’s the perfect balance of sweet and savory, ideal for winter meals.

Made in the slow cooker, this jam requires little effort but yields big flavor. Let it cook low and slow, and you’ll have a versatile condiment that enhances any dish during the holiday season.

13. Slow Cooker Carrot and Coriander Soup

This bright, aromatic soup is a comforting bowl of warmth, packed with earthy carrots and fresh coriander. The smooth, velvety texture pairs perfectly with the subtle spices, making it a cozy addition to any winter meal. A sprinkle of fresh coriander brings an extra burst of flavor.

Perfect for winter parties or a casual dinner, this soup can be prepped ahead and kept warm. Serve it as a starter for your holiday feast or as a light, satisfying meal on a chilly evening.

14. Slow Cooker Thai-style Pumpkin Soup

This Thai-inspired pumpkin soup is full of flavor, with coconut cream, lime, and red curry paste bringing warmth and spice. The tender pumpkin pairs perfectly with the fresh coriander and chili, creating a creamy, comforting bowl that’s perfect for winter gatherings.

The slow cooker makes this soup effortless to prepare, and the flavors deepen as it cooks. Serve it with a drizzle of coconut cream for a festive, vibrant dish at your next holiday dinner.

15. Slow Cooker Sweet Potato Curry

This sweet potato curry is a comforting, hearty dish that combines the richness of coconut milk with the warmth of curry spices. The tender sweet potatoes and chickpeas soak up the fragrant sauce, making each bite a cozy delight. It’s perfect for a winter meal or a holiday dinner with a twist.

Made effortlessly in the slow cooker, this curry can be prepped ahead and left to cook while you focus on other dishes. The creamy texture and rich flavors make it an irresistible option for your festive spread!