How to make Beef Pho in under 30 minutes. Ingredients: 2-3 pounds of beef chuck short ribs2 ounce spice bag (star anise, cardamon, fennel seeds, cinnamon, cloves)2 tbsp fish salt1 tsp salt1 medium onion2 ounce ginger1 ounce rock sugar 1 bag of rice noodles. Instructions :Start with 6 cups of water into Instantpot and place all ingredients in. Pour more water if needed to the max water line. In settings do 30 minutes, pressure cooker on high.While the Beef Pho is cooking, boil water and cook rice