If the baked cake layers are a bit domed (most of them are), use a long serrated knife to trim the cakes flatyou want a flat, even surface for frosting
The rule across all of it is restraint, because the dress is doing the work and the accessories only need to finish the look
According to my culinary school textbook On Cooking, The best way to determine the correct ratio of oil to vinegar is to taste the dressing, preferably on the food it will dress. I agree
You want to look put-together without being overdressed
Just go for an opaque cotton or knit version with refined finishesthink shirt dresses, button-down tunics or kimono styles
You can style yours simply like the look below, or add a contrasting shoe like heels or a pair of summer-friendly boots