Gourmet Granny s Dry Australia. cooking sauces. mushroom sauce. mixing sauce. steak sauce. Steak sauce. Beef Casserole-Old fashioned goodness. Simply add 300mL of water and blend with diced meat vegetables. Pop in the oven, stir once and forget about it. About the Brand. The Gourmet Granny's brand evolved as many things do, through necessity. Back in the 1970's it's fair to say that supermarket packet gravy powders were pretty ordinary as they still are now in our opinion and very basic in flavour profile. So, the task was set to develop a commercially viable product based purely on quality ingredients with flavour being the focus, not cost of production. About the Store. Ryan's Grocery is a boutique Grocer that caters to the discerning foodie with exquisite tastes or special dietary requirements.