Can you freeze horseradish sauce and how long it keep?

The best part about a slow cooker is that all you have to do is drop the ingredients in and let them simmer for hours.
Here are some of my favorite dips to make for a get together in my slow cooker.

Spinach and Artichoke - Cook on high for two hours

24 oz. frozen Spinach
2 8 oz. package Cream Cheese
1 cup shredded Parmesan
2 cups Mozzarella
2 14 oz. cans Artichoke Hearts Chopped
1 small Onion diced small
1 Tsp. Garlic Powder
1 Tbs. Horseradish
1 Tsp. Chili Powder

Bacon Cheese Dip - Cook for three hours on high

1 Package Bacon, cooked and chopped
1 16oz Package Cream Cheese
4 Cups Shredded Cheddar Cheese
2 Teaspoons Worcestershire Sauce
1 Teaspoon Hot Sauce
1 Cup Half n Half
1 Teaspoon Minced Onion
1/2 Teaspoon Dry Mustard
Salt to taste


Caramel Apple Pie Dip - Cook for five hours on low
5 cored, skinned and chopped Granny Smith Apples
1 Teaspoon Cinnamon
1 Teaspoon Allspice
1 (14 Oz.) Container Fat-Free Caramel Dip


Buffalo Chicken Dip - Cook for three hours on high, add cheese at the end
1 lb cooked chicken, shredded (can be store bought rotisserie)
8 oz. cream cheese, cubed
1 cup ranch dressing
3/4 cup Frank's Red Hot Wing sauce (The wing sauce is thicker and hotter than the regular)
2 cups shredded cheddar cheese