Source: Found on Facebook
Another term for "butterflying" is "spatchcocking."
Butterflying is especially good for large poultry, like a Thanksgiving turkey. 🦃
Source: https://30seconds.com/food/tip/34680/Basic-Cooking-Measurements-Printable-Kitchen-Conversion-Charts-Handy-Cooking-Baking-Measurements-Cheat-Sheets
Source: https://www.mom4real.com/how-to-cut-a-recipe-in-half-printable-kitchen-conversion-chart/