Sentence:  This approach would be altered for an optimal omelette based exploit. One would spray the heap with the omelette code solely, then load a single copy of the additional shellcode eggs into memory outside the target region for the <WSD>spray</WSD>. 
Meaning of the word marked with <WSD> tags:  The allocation and filling of blocks of memory with the same byte sequence, hoping to establish that sequence in a certain predetermined location as part of an exploit.