Wisconsin Cauliflower Soup

DIVINE!!!

2 tbsp butter
1 medium onion chopped
¼ cup flour
½ tsp salt
2 Cup milk
1 can chicken broth
1 head cauliflower cut
1 tsp Dijon mustard
½ cheddar cheese
1 cup pepper jack cheese

Melt butter in pan over medium heat. Add onion, cook until golden brown. (10min). Stir in flour and salt. Cook for 2 minutes stirring frequently. Gradually stir in milk, broth and 1 ½ cup water. Add cauliflower. And heat until boiling. Reduce heat to low, cover and simmer for about 10 minutes, until cauliflower is tender. Blend with blender center of top off, small batches at a time, until smooth. Return to sauce pan and heat over medium heat until hot, stirring occasionally. Remove from heat, stir in mustard and cheese. Top with ½ cup cheddar cheese.