I found this recipe and it looks very easy to make low carb. It even suggests serving with cucumber rounds.
Spicy Roasted Red Pepper Dip
Author: Jennifer West
8 ounces cream cheese
½ cup sour cream
¼ cup Greek yogurt, plain
8 ounces crumbled feta cheese
1 tablespoon white wine vinegar
1 Roma tomato, seeds removed
1 jalapeno pepper, seeds and stem removed, coarsely chopped
1 cup jarred roasted red peppers, drained
1 cup coarsely chopped cilantro
3 garlic cloves, coarsely chopped
½ teaspoon kosher salt
¼ teaspoon black pepper
⅛ teaspoon cayenne pepper
⅛ teaspoon ground cumin
For serving: sliced cucumbers, store-bought crackers.
To the pitcher of your blender or bowl of your food processor add all of the ingredients except for the cucumber and crackers.
Blend on high for about 5 minutes until the mixture is smooth and creamy. Stop after two minutes to scrape down the sides of the bowl. You may need to do this a few more times
Serve with sliced cucumber and crackers.