This savory appetizer spread is great with mini bagels, bread or crackers.
In medium bowl beat cream cheese, mayonnaise or salad dressing, mustard, and horseradish with an electric mixer on low to medium speed until fluffy. Fold in beef, radishes, and green onion. Cover and chill in the refrigerator at least 3 hours or overnight. Serve with mini bagels. Makes about 2 1/2 cups (20 2-tablespoon servings).
Up to 24 hours ahead, prepare dip; cover and chill.