Welcome @IamLude I see you joined us back in 2021, but have never properly introduced yourself. As it is a rule here, PLEASE CLICK ON THE IMAGE BELOW and tell us about yourself and any experience you may have in magick, such as what you practice, how long you have practiced, areas of interest, etc:
Draw the sigil of Salas’ash on a piece of paper. Look at it, breathe in, breathe out, relax your eyes, and after some time the sigil may seem to flash: a sign that it’s “open”, now imagine your goal as already achieved, infuse that with all the emotion you feel about the situation then state this situation, for example “I have (sum of money)” etc. The final step is forgetting about it all, letting go.
Generally after having offered the food an option is to wait until it starts to expire then throw it. Or, possibly, invoke the god or spirit into oneself and maybe to the extent of possession, then eat the food.