Fall off the bone Short Ribs made even more crave-worthy with a rich red wine sauce. An herbed polenta toast offers a unique flavor and textural accompaniment.
Mix flour, salt and pepper in medium bowl. Coat beef Short Ribs in flour mixture. Heat large skillet over medium-high heat until hot; coat with cooking spray. Brown half ribs evenly, about 4 to 5 minutes per side; remove from skillet. Repeat remaining ribs; remove ribs from skillet. Reduce heat to low; add wine. Cook 1 to 2 minutes until browned bits attached to skillet are dissolved.
Add onions, celery and carrot to slow cooker. Place ribs on vegetables. Pour wine mixture over ribs. Add 1 cup Roasted Beef Stock, thyme and rosemary sprigs. Cover; cook HIGH 6 hours or LOW 7 hours or until beef is fork-tender.
Meanwhile, cook polenta according to package instructions, replacing water with Roasted Beef Stock. Stir in 1/2 teaspoon chopped rosemary and 1/2 teaspoon chopped thyme. Season with salt and pepper, if desired.
Line 8 by 8-inch baking dish with aluminum foil. Coat with cooking spray. Pour polenta into prepared dish, spreading evenly. Cover and refrigerate until cool.
Invert polenta onto cutting board. Cut into 6 equal squares. Cut each square diagonally in half, forming a triangle. Cover with plastic wrap; refrigerate until ready to use.
Place green onions in small bowl of ice water. Cover; refrigerate until ready to use.
Heat 1 teaspoon oil in large nonstick skillet over medium-high heat until hot. Add half of polenta triangles; cook 3 to 4 minutes per side until golden brown and slightly crispy. Remove polenta from skillet to same baking sheet. Repeat using remaining 1 teaspoon oil and remaining polenta triangles, if needed. Remove from skillet to baking sheet. Keep warm in 170°F oven until ready to use.
Remove ribs from slow cooker; keep warm. Discard thyme and rosemary sprigs from slow cooker. Strain cooking liquid through colander or fine mesh strainer; discard vegetables.
Place 2 polenta triangles into each of four large shallow bowls; top with ribs. Pour 1/3 cup cooking liquid over ribs. Drain green onions from water. Garnish with green onion and shoestring potatoes, as desired.