Cod With Winter Vegetables

Ingredients

• 2 tablespoons olive oil (or butter, if you prefer)
• 1 tablespoon garlic, minced
• 1/2 lb carrot (peeled and cut into rounds)
• 1/2 lb celery, cut into 1/2-inch dice
• 1/2 lb potato (red or Yukon Gold, peeled and cut into 1/2-inch dice)
• 1 onion, large and sliced into rings
• 1 1/2 lbs cod fish fillets, cut into 10-12 pieces (or use any other firm white fish)
• 2 cups white wine (or any kind of stock, or water, or any combination of these that adds up to 2 cups)