Easy Slow Cooker Bacon Onion Dip (Keto)

Lunch

March 10, 2026

The Ultimate Crowd-Pleasing Dip

Get ready to meet your new party obsession! This Slow Cooker Bacon and Sweet Onion Dip is the definition of decadent, crowd-pleasing comfort food. It’s ridiculously easy to make—just dump, stir, and let the slow cooker work its magic. The result is a bubbling, cheesy, bacon-packed dip that’s irresistibly savory and perfect for any gathering. Whether you’re serving it on game day or as a holiday appetizer, this dip is guaranteed to disappear in minutes! It’s a fantastic addition to a crudité platter and even makes a surprisingly delicious topping for riced cauliflower.

Ingredients

• Nonstick cooking spray
• 1 cup / 220g mayonnaise
• 1 cup / 113g shredded Swiss cheese
• ½ cup / 57g shredded Parmesan cheese
• 1 cup / 150g finely chopped Vidalia or other sweet onion
• 8 ounces / 227g sugar-free bacon, cooked until crisp and crumbled

Instructions

1. Lightly coat the inside of your small slow cooker stoneware with nonstick cooking spray.
2. In the prepared slow cooker, combine the mayonnaise, shredded Swiss cheese, shredded Parmesan cheese, finely chopped sweet onion, and crumbled crisp bacon.
3. Stir all the together until well combined.
4. Cover and cook on the High setting for 1 to 1½ hours, stirring every 30 minutes to prevent sticking and ensure even melting. The dip is ready when it’s fully melted, hot, and bubbly.

Nutritional Information

• PER SERVING: 393 CALORIES ★ FAT 35 G (80%) ★ NET CARBS 3 G (3%) ★ PROTEIN 15 G (15%)

Pro Tips

• For the best texture, use freshly shredded cheeses. Pre-shredded cheeses often contain anti-caking agents that can make the dip grainy.
• To make ahead, combine all in the slow cooker insert, cover, and refrigerate for up to 24 hours. You may need to add 30 minutes to the cooking time.
• Serve with a variety of dippers like celery sticks, bell pepper strips, pork rinds, or low-carb crackers to keep it keto-friendly.
• For a touch of heat, add a finely diced jalapeño or a pinch of red pepper flakes along with the other .

FAQ

Q: Can I make this bacon onion dip ahead of time
A: Yes, you can prepare this dip in advance. Simply combine all ingredients in the slow cooker insert, cover, and refrigerate for up to 24 hours. You may need to add about 30 minutes to the total cooking time.

Q: What should I serve with this slow cooker dip
A: This dip is perfect with a variety of dippers. To keep it keto-friendly, serve with celery sticks, bell pepper strips, pork rinds, or low-carb crackers. It’s also a great addition to any crudité platter.

Q: Is it okay to use pre-shredded cheese for this recipe
A: For the best and smoothest texture, it is highly recommended to use freshly shredded cheeses. Pre-shredded varieties often contain anti-caking agents that can make the dip grainy.

Q: How can I make this dip spicy
A: To add a touch of heat, you can mix in a finely diced jalapeño or a pinch of red pepper flakes when you combine the other ingredients in the slow cooker.

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