I have created a user control, it's a button.

I call my buttons like this but i want to know how to add a text element to my buttons at this stage

Code:
 <UserControls:UserControl1></UserControls:UserControl1>
                <UserControls:UserControl1></UserControls:UserControl1>
                <UserControls:UserControl1></UserControls:UserControl1>
                <UserControls:UserControl1></UserControls:UserControl1>