Rutaburgers with Roasted Beet Slaw & Blue Cheese/Horseradish Mayonnaise - Sutter Home Family Vineyar

Ingredients

• 1 medium bunch red beets (about 1 pound) scrubbed clean, tops removed and ends trimmed
• 2 carrots, peeled and grated
• 1 small red onion, peeled, halved and thinnly sliced
• 3 tablespoons white balsamic vinegar
• 3 tablespoons extra virgin olive oil
• 1 teaspoon sugar
• 1 cup crumbled blue cheese
• 3 tablespoons cream style horseradish
• 1/2 cup mayonnaise
• 1/2 cup rutabaga, grated
• 3 cloves garlic, minced
• 1/2 cup coarsely chopped walnuts
• 1 1/2 teaspoons salt
• 1 teaspoon freshly ground black pepper
• 1 1/2 pounds ground chuck
• Vegetable oil for brushing grill rack