His theory is that, since no-one has ever found spontaneous-generation of life in a jar of peanut butter, matter plus energy from the sun could not have caused life on Earth.
Missler explains: "A jar of peanut butter contains matter and is exposed to light and heat but we never find new life inside unless an outside life contaminates it. If the theory of evolution is viable then I should, occasionally, by subjecting this to energy, end up having new life. Link
Now, what scientists will say about this theory?