Canon's Focus Stacking is Really Easy
... the shutter release being pressed, the camera paused 2 seconds and then captured the promised number of frames. When the bracketing was completed, the lens' focus distance was beyond everything I wanted to be in focus, confirming that enough exposures were captured.
Upon reviewing the images in DPP, I discovered that only 14 were needed for complete depth of field coverage in this example. After selecting those 14 images, the depth compositing tool was selected (Alt+Shift+B) and the Execute button was pressed, accepting the defaults. After quickly erasing the background using the paint fill tool in Photoshop and doing some very minor cleanup, the result is what you see here...