Change post meta Filed under to Category

functions.php

// Customize the post meta function
add_filter( 'genesis_post_meta', 'post_meta_filter' );
function post_meta_filter( $post_meta ) {
	if ( is_single() ) {
// change the category and tags to anything you like
    	$post_meta = '[post_tags sep=", " before="' . __( 'Tags:', 'temmyhlee' ) . ' "] [post_categories sep=", " before="' . __( 'Category:', 'temmyhlee' ) . ' "]';
    	return $post_meta;
	}
}