Why does the top layer of butter turn bright yellow if left out at room temperature but not the inner layers?

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2007-03-21 12:28:09 · 3 answers · asked by sad_discoverer 2 in Food & Drink ➔ Other - Food & Drink

The inner layers are not exposed to oxygen which have oxidized the outer portion.

2007-03-21 17:09:41 · answer #1 · answered by Brick 5 · 0⤊ 0⤋

because its exposed to air

2007-03-21 12:31:30 · answer #2 · answered by fluttering_by@sbcglobal.net 4 · 1⤊ 0⤋

cause it is not touching the air

2007-03-21 12:30:30 · answer #3 · answered by Jon A 1 · 0⤊ 0⤋