Ingredients
Method
- Gather all ingredients.
- Melt butter in a medium saucepan over low heat. Add flour and whisk until smooth.

- Add milk a little at a time, whisking well after each addition. Bring to a boil over medium-high heat and cook, stirring, until thickened.

- Stir in beef and cayenne; cook until warmed through.

- Serve over toast.

