Chicken wild rice soup

Ingredients

• 1 box Uncle Ben’s long-grain and wild rice mix
• 1 cup EACH chopped onions, celery, carrots
• 2 cloves garlic
• 1/4 cup flour
• 3 cups chopped
• 8 ounces sliced fresh mushrooms
• 2 cups water
• 30 ounces chicken broth
• 12 ounces can evaporated milk