Gluten-Free No-Mac and Cheese

INGREDIENTS

5 tbsp

butter, divided

small onion, minced

1 clove

garlic, minced

2 tbsp

coconut flour

1 can

light coconut milk

1/2 tsp

dry mustard

1/4 tsp

sea salt

2 cups

shredded extra-sharp cheddar cheese

large head cauliflower, broken into florets and cut into bite-size pieces

1/4 cup

grated parmesan cheese

2 tbsp

ground flaxseeds