This is like a page ripped from my childhood. My mom made soemthing that looks exactly like this at Christmas & it was called a tea ring. Cinnamon Wreath Bread - my mom made these, but they were called Swedish Tea Rings
листья Skeletonization of leaves - the process simple, but requires patience and accuracy. All you need is: leaves (better to collect the autumn, then they are more dense), baking soda and food coloring.