encompassed
I don't think this is the best word for the occasion.
After absorbing all the information like a sponge, I started cooking for myself.-----I don't know if this sentence is necessary. Less is more. Maybe you can leave this sentence out and let the reader discern for herself what you mean. Go straight into this sentence: I started off with basics such as...
I have all the passion for it but no academic knowledge or technique. ---This is refreshing candor. Great job!
Since I'd be the first person in my immediate family to go through college I've had no one who
can could really teach me everything about cooking.
Very persuasive. This one is a winner! And if they don't accept you, it's their loss.