- Colmans Beef Casserole Mix Sachet enables even the most amateur of chefs to create a first class beef casserole! Simply mix the contents of the sachet with boiling water, add to a dish containing the basic ingredients of beef, onions and carrots, and place in the oven for 1 ¾ hours. It really is that easy. - This sachet contains a special blend of tomatoes, onions and herbs, and no artificial colours, preservatives or MSG.
