Salmon Chowder

This is absolutely one of the best things I've made in a long time.

SALMON CHOWDER

2 1/2 tablespoons unsalted butter, at room temperature

1 medium yellow onion, large dice

1 large carrot, peeled and large dice

1 celery stalk, large dice

1/2 cup cauliflower dice

1 large russet potato, peeled and large dice

1 teaspoon kosher salt, plus more as needed

1/4 teaspoon freshly ground black pepper, plus more as needed

2 cups (16 ounces) chicken broth

1/3 cup dry white wine

1 cup heavy cream

1 cup half and half

1 tablespoon all-purpose flour

1 1/2 pounds fresh Copper River salmon, skin removed and large dice

2 dashes Montreal Steak Seasoning