I looked at my wife's face to see how she would be affected. That way it wouldn't be so much of a shock to me.
Something started growing under her nose. Not a moustauce but whiskers, while fur started growing over her face. She started shrinking, as did I, while our ears started growing.
Rats! That was what we were becoming. Our bodies grew fur, while long thin tails grew out of out our spines. Our hands and feet grew long and thin, our nails turning to claws.
My other half was twitching in a state of panic as we were shrinking. "Darling," I said "I feel I must tell you about that sause..."