Hi Jeanne, here's a great video that will show you how - https://www.youtube.com/watch?v=TBvM3stL7og Have fun
Use a strong starch , then let drip over the shape you want until completely dry and very stiff.
Do you already have frame? or like to create one?
You can use the balloon & mod podge technique! http://dosfamily.com/2011/01/lace-lamp/
Here is a good tutorial https://www.pinterest.com/pin/157344580701733680/