Save your large egg shells next time and plant with seeds. Once plants are large enough, just transfer the whole egg into the ground. The shell is actually a great fertilizer and the roots will be able to break right through.
How to grow chickens.lol Prepare the pot. Place one uncracked raw egg in the pot — as it decomposes, it will serve as a natural fertilizer — and cover with soil. Read more: How to Plant a Vegetable Garden - Herb Gardening - Redbook