<<Disclaimer: Verify this information before applying it to your situation.>> Thanks to all who replied. I had 17 replies which basically said they all learned to hold the bread to be cut, straight and to use a sharp and thin knife preferable an electric one. 2 were using a knife with a guide. 1 built a cutting device out of wood with the thickness that he wanted. The solution ...... Learn to hold the bread straight and use a sharp knife...... and practice Harold Wolofsky